<?php
function request_by_curl($remote_server, $post_string)
{
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $remote_server);
    curl_setopt($ch, CURLOPT_POST, 1);
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
    curl_setopt($ch, CURLOPT_HTTPHEADER,
        ['Content-Type: application/json;charset=utf-8']);
    curl_setopt($ch, CURLOPT_POSTFIELDS, $post_string);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    // 线下环境不用开启curl证书验证, 未调通情况可尝试添加该代码
    // curl_setopt ($ch, CURLOPT_SSL_VERIFYHOST, 0);
    // curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER, 0);
    $data = curl_exec($ch);
    curl_close($ch);

    return $data;
}
?>
